Home / 3,962.22-5,467.95-2,193.90

Finding the Fourth Proportional to 3,962.22, 5,467.95 and 2,193.90

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Solution

The fourth proportional to 3,962.22, 5,467.95 and 2,193.90 is: 3,027.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.22 : 5,467.95 = 2,193.90 : x
  2. Step 2: Convert to fraction form
    3,962.22/5,467.95 = 2,193.90/x
  3. Step 3: Cross multiply
    3,962.22x = 5,467.95 × 2,193.90
  4. Step 4: Simplify right side
    3,962.22x = 11,996,135.51
  5. Step 5: Solve for x
    x = 11,996,135.51/3,962.22
  6. Step 6: Final answer
    x = 3,027.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.